Method Delete

pkg/knowledge/manager.go:412–447

Delete 删除知识项

(ctx context.Context, id string)

// Delete 删除知识项
func (m *manager) Delete(ctx context.Context, id string) error {
	m.mu.Lock()
	defer m.mu.Unlock()

	// 获取项目信息用于审计
	item, err := m.getItemFromMemory(ctx, id)
	if err != nil {
		return fmt.Errorf("knowledge: item not found: %w", err)
	}

	// 从内存删除
	if err := m.removeItemFromMemory(ctx, id); err != nil {
		return fmt.Errorf("knowledge: failed to remove item from memory: %w", err)
	}

	// 从向量存储删除
	if err := m.vectorStore.Delete(ctx, []string{id}); err != nil {
		// 记录警告但不失败
		fmt.Printf("knowledge: warning - failed to remove embedding for item %s: %v\n", id, err)
	}

	// 清理缓存
	if m.config.CacheEnabled {
		delete(m.cache, id)
	}

	// 更新统计
	m.updateStats(item.Namespace)

	// 记录审计
	if m.config.EnableAudit {
		m.audit("delete", "", id, "Deleted knowledge item: "+item.Title)
	}

	return nil
}

// Search 搜索知识
func (m *manager) Search(ctx context.Context, query *SearchQuery) ([]*SearchResult, error) {